Analysis
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max time kernel
146s -
max time network
163s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
28-05-2022 04:24
Static task
static1
Behavioral task
behavioral1
Sample
0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe
Resource
win7-20220414-en
General
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Target
0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe
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Size
1000KB
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MD5
4113bf53ad97520e919917181eb53b4c
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SHA1
bdcb6caea9dd23d86e8c9ccaa199d052105f12e9
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SHA256
0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839
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SHA512
47b4323857dd835c8f8b113620eca1c6250984f845998d038b069ab789978ecdf19231bf17ffed6cd412e05ca16407386ccdc96de201fe5a839126bc42c29b51
Malware Config
Signatures
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Loads dropped DLL 2 IoCs
Processes:
0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exeregsvr32.exepid process 3840 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe 3852 regsvr32.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Installs/modifies Browser Helper Object 2 TTPs
BHOs are DLL modules which act as plugins for Internet Explorer.
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Drops file in Program Files directory 22 IoCs
Processes:
0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exedescription ioc process File opened for modification C:\Program Files (x86)\VideoPlayerV3\VideoPlayerV3beta10250\ff\chrome\content\icons 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe File created C:\Program Files (x86)\VideoPlayerV3\VideoPlayerV3beta10250\ch\VideoPlayerV3beta10250.crx 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe File created C:\Program Files (x86)\VideoPlayerV3\VideoPlayerV3beta10250\ff\chrome.manifest 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe File opened for modification C:\Program Files (x86)\VideoPlayerV3\VideoPlayerV3beta10250\ff\chrome.manifest 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe File created C:\Program Files (x86)\VideoPlayerV3\VideoPlayerV3beta10250\ff\chrome\content\ffVideoPlayerV3beta10250ffaction.js 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe File opened for modification C:\Program Files (x86)\VideoPlayerV3\VideoPlayerV3beta10250\ff\chrome\content\icons\Thumbs.db 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe File opened for modification C:\Program Files (x86)\VideoPlayerV3\VideoPlayerV3beta10250\ff\chrome\content\icons\default 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe File created C:\Program Files (x86)\VideoPlayerV3\VideoPlayerV3beta10250\ie\VideoPlayerV3beta10250.dll 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe File opened for modification C:\Program Files (x86)\VideoPlayerV3\VideoPlayerV3beta10250\ff\install.rdf 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe File opened for modification C:\Program Files (x86)\VideoPlayerV3\VideoPlayerV3beta10250\ff\chrome 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe File opened for modification C:\Program Files (x86)\VideoPlayerV3\VideoPlayerV3beta10250\ff\chrome\content\ffVideoPlayerV3beta10250.js 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe File opened for modification C:\Program Files (x86)\VideoPlayerV3\VideoPlayerV3beta10250\ff\chrome\content\ffVideoPlayerV3beta10250ffaction.js 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe File created C:\Program Files (x86)\VideoPlayerV3\VideoPlayerV3beta10250\ff\chrome\content\overlay.xul 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe File created C:\Program Files (x86)\VideoPlayerV3\VideoPlayerV3beta10250\ff\chrome\content\icons\default\VideoPlayerV3beta10250_32.png 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe File opened for modification C:\Program Files (x86)\VideoPlayerV3\VideoPlayerV3beta10250\ff\chrome\content\icons\default\VideoPlayerV3beta10250_32.png 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe File opened for modification C:\Program Files (x86)\VideoPlayerV3\VideoPlayerV3beta10250\ch\VideoPlayerV3beta10250.crx 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe File created C:\Program Files (x86)\VideoPlayerV3\VideoPlayerV3beta10250\ff\install.rdf 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe File opened for modification C:\Program Files (x86)\VideoPlayerV3\VideoPlayerV3beta10250\ff\chrome\content 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe File created C:\Program Files (x86)\VideoPlayerV3\VideoPlayerV3beta10250\uninstall.exe 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe File created C:\Program Files (x86)\VideoPlayerV3\VideoPlayerV3beta10250\ff\chrome\content\ffVideoPlayerV3beta10250.js 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe File opened for modification C:\Program Files (x86)\VideoPlayerV3\VideoPlayerV3beta10250\ff\chrome\content\overlay.xul 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe File created C:\Program Files (x86)\VideoPlayerV3\VideoPlayerV3beta10250\ff\chrome\content\icons\Thumbs.db 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Processes:
0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Internet Explorer\Approved Extensions 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe Set value (data) \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Internet Explorer\Approved Extensions\{75239e25-4ed3-4e52-bb39-83fa582730fe} = 51667a6c4c1d3b1b3582376fe61d3404a631c8ba59637ce0 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe -
Modifies registry class 36 IoCs
Processes:
regsvr32.exe0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{75239e25-4ed3-4e52-bb39-83fa582730fe}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{75239e25-4ed3-4e52-bb39-83fa582730fe}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{75239e25-4ed3-4e52-bb39-83fa582730fe}\Version regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{904837B8-8FDA-466B-95E7-8FF566BF56D0}\1.1\ = "VideoPlayerV3beta10250Lib" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{904837B8-8FDA-466B-95E7-8FF566BF56D0}\1.1\0\win32\ = "C:\\Program Files (x86)\\VideoPlayerV3\\VideoPlayerV3beta10250\\ie\\VideoPlayerV3beta10250.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{904837B8-8FDA-466B-95E7-8FF566BF56D0}\1.1\HELPDIR regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{ECD802B4-DDF0-47D1-8A4A-BD61DDDAC7E1}\ = "IVideoPlayerV3beta10250BHO" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{ECD802B4-DDF0-47D1-8A4A-BD61DDDAC7E1}\TypeLib\ = "{904837B8-8FDA-466B-95E7-8FF566BF56D0}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{75239e25-4ed3-4e52-bb39-83fa582730fe} 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{904837B8-8FDA-466B-95E7-8FF566BF56D0}\1.1\FLAGS\ = "0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{904837B8-8FDA-466B-95E7-8FF566BF56D0}\1.1\HELPDIR\ = "C:\\Program Files (x86)\\VideoPlayerV3\\VideoPlayerV3beta10250\\ie" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{75239e25-4ed3-4e52-bb39-83fa582730fe}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{ECD802B4-DDF0-47D1-8A4A-BD61DDDAC7E1}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{ECD802B4-DDF0-47D1-8A4A-BD61DDDAC7E1}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{75239e25-4ed3-4e52-bb39-83fa582730fe} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{75239e25-4ed3-4e52-bb39-83fa582730fe}\InprocServer32\ = "C:\\Program Files (x86)\\VideoPlayerV3\\VideoPlayerV3beta10250\\ie\\VideoPlayerV3beta10250.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{75239e25-4ed3-4e52-bb39-83fa582730fe}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{904837B8-8FDA-466B-95E7-8FF566BF56D0}\1.1\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{904837B8-8FDA-466B-95E7-8FF566BF56D0}\1.1\0\win32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{ECD802B4-DDF0-47D1-8A4A-BD61DDDAC7E1} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{ECD802B4-DDF0-47D1-8A4A-BD61DDDAC7E1}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{ECD802B4-DDF0-47D1-8A4A-BD61DDDAC7E1}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{75239e25-4ed3-4e52-bb39-83fa582730fe}\ = "VideoPlayerV3beta10250" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{75239e25-4ed3-4e52-bb39-83fa582730fe}\TypeLib\ = "{904837b8-8fda-466b-95e7-8ff566bf56d0}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{75239e25-4ed3-4e52-bb39-83fa582730fe}\Version\ = "1.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{904837B8-8FDA-466B-95E7-8FF566BF56D0}\1.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{ECD802B4-DDF0-47D1-8A4A-BD61DDDAC7E1}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{ECD802B4-DDF0-47D1-8A4A-BD61DDDAC7E1} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{ECD802B4-DDF0-47D1-8A4A-BD61DDDAC7E1}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{904837B8-8FDA-466B-95E7-8FF566BF56D0} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{904837B8-8FDA-466B-95E7-8FF566BF56D0}\1.1\FLAGS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{ECD802B4-DDF0-47D1-8A4A-BD61DDDAC7E1}\TypeLib\ = "{904837B8-8FDA-466B-95E7-8FF566BF56D0}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{ECD802B4-DDF0-47D1-8A4A-BD61DDDAC7E1}\TypeLib\Version = "1.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{ECD802B4-DDF0-47D1-8A4A-BD61DDDAC7E1}\TypeLib\Version = "1.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{75239e25-4ed3-4e52-bb39-83fa582730fe}\ = "Video Player" 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{ECD802B4-DDF0-47D1-8A4A-BD61DDDAC7E1}\ = "IVideoPlayerV3beta10250BHO" regsvr32.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exepid process 3840 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe 3840 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe 3840 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe 3840 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe 3840 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe 3840 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exedescription pid process target process PID 3840 wrote to memory of 3852 3840 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe regsvr32.exe PID 3840 wrote to memory of 3852 3840 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe regsvr32.exe PID 3840 wrote to memory of 3852 3840 0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe regsvr32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe"C:\Users\Admin\AppData\Local\Temp\0277888e35ecc22e1c97aaba83cb7f3190a0065e42087e4e33345d0491dcc839.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3840 -
C:\Windows\SysWOW64\regsvr32.exeregsvr32 "C:\Program Files (x86)\VideoPlayerV3\VideoPlayerV3beta10250\ie\VideoPlayerV3beta10250.dll" /s2⤵
- Loads dropped DLL
- Modifies registry class
PID:3852
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Program Files (x86)\VideoPlayerV3\VideoPlayerV3beta10250\ie\VideoPlayerV3beta10250.dllFilesize
85KB
MD512f67cb87dc30248d38bde09908d7998
SHA163e2383550ef370157543042af1218f3d1bf8e49
SHA25683b2e7b1afd89011c7b337c8e78c32fe1ba3b86607fa382ff70431f653d7960b
SHA512d02ebaa6f2101530e3e33bbcefd95111f806aaa0bc27986abe66d6a0553d8d162e36c265ef29aaa2a6810aa2f9ae3327045ef434a4c525e3dffcfcb0683787fd
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C:\Program Files (x86)\VideoPlayerV3\VideoPlayerV3beta10250\ie\VideoPlayerV3beta10250.dllFilesize
85KB
MD512f67cb87dc30248d38bde09908d7998
SHA163e2383550ef370157543042af1218f3d1bf8e49
SHA25683b2e7b1afd89011c7b337c8e78c32fe1ba3b86607fa382ff70431f653d7960b
SHA512d02ebaa6f2101530e3e33bbcefd95111f806aaa0bc27986abe66d6a0553d8d162e36c265ef29aaa2a6810aa2f9ae3327045ef434a4c525e3dffcfcb0683787fd
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C:\Users\Admin\AppData\Local\Temp\nsoC4BD.tmp\aminsis.dllFilesize
822KB
MD5678a22e736f3bfa0d74ae2b1133a4c77
SHA1964bbaf745a2b82bc23de0879b221bf6551b7283
SHA256c5799cbab76464874e857fbd16600c4b33298d809f4ef27a07b21f8724614f14
SHA512058fa4ee5272623fcc9267958ad6d7befeb74efa079b8fa8e461830ec05b96ed933014360eac5ab61eff890b8ec1ea268d8b2781999515ed27ba0333751baa4a
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memory/3852-131-0x0000000000000000-mapping.dmp